<?php

/**
 * This is the model class for table "{{CatRelation}}".
 *
 * The followings are the available columns in table '{{CatRelation}}':
 * @property integer $catrelation_id
 * @property integer $parent_id
 * @property integer $child_id
 */
class CatRelation extends CActiveRecord {

    /**
     * Returns the static model of the specified AR class.
     * @param string $className active record class name.
     * @return CatRelation the static model class
     */
    public static function model($className = __CLASS__) {
        return parent::model($className);
    }

    /**
     * @return string the associated database table name
     */
    public function tableName() {
        return '{{CatRelation}}';
    }

    /**
     * @return array validation rules for model attributes.
     */
    public function rules() {
        // NOTE: you should only define rules for those attributes that
        // will receive user inputs.
        return array(
            array('parent_id, child_id', 'required'),
            array('parent_id, child_id', 'numerical', 'integerOnly' => true),
            // The following rule is used by search().
            // Please remove those attributes that should not be searched.
            array('catrelation_id, parent_id, child_id', 'safe', 'on' => 'search'),
        );
    }

    /**
     * @return array relational rules.
     */
    public function relations() {
        // NOTE: you may need to adjust the relation name and the related
        // class name for the relations automatically generated below.
        return array(
            'cat' => array(self::BELONGS_TO, 'Categrory', 'child_id')
        );
    }

    /**
     * @return array customized attribute labels (name=>label)
     */
    public function attributeLabels() {
        return array(
            'catrelation_id' => 'Catrelation',
            'parent_id' => 'Parent',
            'child_id' => 'Child',
        );
    }

    /**
     * Retrieves a list of models based on the current search/filter conditions.
     * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
     */
    public function search() {
        // Warning: Please modify the following code to remove attributes that
        // should not be searched.

        $criteria = new CDbCriteria;

        $criteria->compare('catrelation_id', $this->catrelation_id);
        $criteria->compare('parent_id', $this->parent_id);
        $criteria->compare('child_id', $this->child_id);

        return new CActiveDataProvider($this, array(
            'criteria' => $criteria,
        ));
    }

}